<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <script>
          // 1. 字符串必须用双引号(单引号)。
        // var addresss = "开封";
        // var addresss1 = '开封1';
        // console.log(addresss);
        // console.log(addresss1);
        // console.log(isNaN(addresss));

        var song = "雨下的夜，\"周杰伦\"我的爱溢出就像雨水。"
        var song1 = '春风\'唐诗\'吹又生';
        console.log(song);
        console.log(song1);

        // 2. 转移符 \  换行 \n  line
        var song2 = "待到秋来九月八,\n我花开后百花杀。\n冲天香阵透长安，\n满城尽带黄金甲。";
        console.log(song2);
    </script>
</body>
</html>